*SUPPORT*
IN: tufa fep gazzer OUT: PURPLE RED
IN: lug fep gazzer OUT: YELLOW RED
IN: tufa dax tufa OUT: PURPLE GREEN PURPLE
IN: tufa dax OUT: PURPLE GREEN
IN: dax fep lug OUT: GREEN YELLOW
IN: tufa tufa tufa OUT: PURPLE PURPLE PURPLE
IN: tufa gazzer zup OUT: PURPLE RED PURPLE RED
IN: dax OUT: GREEN
IN: lug fep dax OUT: YELLOW GREEN
IN: tufa fep gazzer zup OUT: PURPLE RED PURPLE RED
IN: tufa fep tufa OUT: PURPLE PURPLE
IN: tufa OUT: PURPLE
IN: dax dax fep tufa zup OUT: GREEN GREEN PURPLE GREEN GREEN PURPLE
IN: lug OUT: YELLOW

*QUERY*
IN: dax dax blicket OUT: GREEN GREEN GREEN GREEN
IN: dax zup OUT: GREEN GREEN
IN: gazzer zup OUT: RED RED
IN: tufa fep lug OUT: PURPLE YELLOW
IN: gazzer gazzer OUT: RED RED
IN: lug tufa tufa OUT: YELLOW PURPLE PURPLE
IN: gazzer fep dax OUT: RED GREEN
IN: gazzer blicket OUT: RED RED
IN: lug blicket OUT: YELLOW YELLOW
IN: lug lug tufa zup OUT: YELLOW YELLOW PURPLE YELLOW YELLOW PURPLE

*GRAMMAR*
tufa -> PURPLE 
 lug -> YELLOW 
 dax -> GREEN 
 gazzer -> RED 
 x1 blicket -> [x1] [x1] 
 u1 fep u2 -> [u1] [u2] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 